"33 of the 36 apps shared information that could give advertisers or data analytics companies insights into people’s digital behavior. And a few shared very sensitive information, like health diary entries, self reports about substance use, and usernames" https://t.co/KgUAILHNYA

— One Ring (doorbell) to surveil them all... (@hypervisible) April 20, 2019

"33 of the 36 apps shared information that could give advertisers or data analytics companies insights into people’s digital behavior. And a few shared very sensitive information like health diary entries, self reports about substance use, and usernames."https://t.co/UygdPHKyaC

and here is one of their conclusions: "Mismatches between declared privacy policies & observed behavior highlight the continuing need for innovation around trust & transparency for health apps.” This is also happening with health systems. https://t.co/CgGQev0GPk@JAMANetworkOpen

"Data sharing with third parties that includes linkable identifiers is prevalent and focused on services provided by Google and Facebook. " Data Sharing and Privacy of Smartphone Apps for Depression and Smoking Cessation https://t.co/3S87zquqxO

What’s more, from the same article. "Despite this, most apps offer users no way to anticipate that data will be shared in this way. As a result, users are denied an informed choice about whether such sharing is acceptable to them.” https://t.co/CgGQev0GPk@JAMANetworkOpen

Free apps marketed to people with depression or to those who want to quit smoking are hemorrhaging user data to third parties like @facebook and @Google but often don't to admit it, finds study. https://t.co/qB5CR2fQ2l

From @RA_Becks for @verge: Free apps marketed to people with depression or who want to quit smoking are hemorrhaging user data to third parties like Facebook and Google — but often don’t admit it in their privacy policies https://t.co/Yfq1XYmh6r

Should I stop being surprised to learn that anything you do online will be used to sell you something? I know the answer is yes ... but still. #privacyData Sharing and Privacy of Smartphone Apps for Depression and Smoking Cessation https://t.co/JM2pgvzItF

A study of smartphone apps for depression & quitting smoking, researchers found 29 of 36 top apps sent data to third parties ( e.g. Google, Facebook) for advertising and marketing purposes, but only about 1/2 disclosed in privacy policies https://t.co/7qXbkQ50WS